Nystrom
Stair treads shall have non-slip. surfaces. b. Handrails. Stairways shall have a minimum of one. continuous handrail mounted between 30 inches and 36. inches above the floor or tread. Stairways wider than 44. inches shall have handrails on both sides, and those. wider than 88 inches shall additionally have an. intermediate handrail at the stair ... ................
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